camera identify
Try for Free
tab list
PictureThis
English
arrow
English
繁體中文
日本語
Español
Français
Deutsch
Pусский
Português
Italiano
한국어
Nederlands
العربية
Svenska
Polskie
ภาษาไทย
Bahasa Melayu
Bahasa Indonesia
PictureThis
Search
Search Plants
Try for Free
Global
English
English
繁體中文
日本語
Español
Français
Deutsch
Pусский
Português
Italiano
한국어
Nederlands
العربية
Svenska
Polskie
ภาษาไทย
Bahasa Melayu
Bahasa Indonesia
This page looks better in the app
about about
About
care_guide care_guide
Care Guide
topic topic
Care FAQ
plant_info plant_info
More Info
pests pests
Pests & Diseases
distribution_map distribution_map
Distribution
care_scenes care_scenes
More About How-Tos
more_plants more_plants
Related Plants
pic top
Cucumber play
Cucumber
video play
Cucumber
Cucumber
Cucumber
Cucumber
Cucumber
Cucumis sativus
Also known as : Immature Cucumber, Common cucumber
Water
Water
Twice per week
more
Sunlight
Sunlight
Full sun
more
care guide

Care Guide for Cucumber

feedback
Feedback
feedback
Watering Care
Watering Care
Details on Watering Care Watering Care
Fertilizing Care
Fertilizing Care
Details on Fertilizing Care Fertilizing Care
Soil Care
Soil Care
Loam, Sand, Clay, Acidic, Neutral
Details on Soil Care Soil Care
Ideal Lighting
Ideal Lighting
Full sun, Partial sun
Details on Sunlight Requirements Ideal Lighting
Ideal Temperature
Ideal Temperature
5 to 11
Details on Temperature Ideal Temperature
care guide bg
Know the light your plants really get.
Find the best spots for them to optimize their health, simply using your phone.
Download the App
Picture This
A Botanist in Your Pocket
qrcode
Scan QR code to download
label
cover
Cucumber
Water
Water
Twice per week
Sunlight
Sunlight
Full sun
Hardiness Zones
Hardiness Zones
5 to 11
Planting Time
Planting Time
Spring, Early summer
question

Questions About Cucumber

feedback
Feedback
feedback
Watering Watering Watering
Pruning Pruning Pruning
Sunlight Sunlight Sunlight
Temperature Temperature Temperature
Fertilizing Fertilizing Fertilizing
What is the best way to water my Cucumber?
Not only does the Cucumber have certain preferences regarding how much water it receives, but it also cares deeply about how you provide that water. In fact, if you don't use the proper watering technique, you risk harming your tomatoes. The best way to water Cucumber is to apply the water directly to the soil in a slow and gentle manner. You should not pour all of the water into the soil at once, and you should not do overhead watering for your Cucumber. Although you should water slowly, you should also water deeply to ensure that all of the soil in which your Cucumber grows is sufficiently moist.
Read More more
What should I do if I water my Cucumber too much or too little?
If you find that you have overwatered your Cucumber and you are concerned about the associated risk of disease, you should intervene immediately. Often the best approach for an overwatered Cucumber is to uproot it from its current growing location. Once the plant is out of the ground, you can allow its roots to dry a bit before planting it in a new growing location. Ensure that the new growing location has soil with good drainage. If you grow in pots, you may also want to move your plant to a pot with more or larger drainage holes. In the case of underwatering, all you will need to do is increase the frequency with which you supply water to your plant.
Read More more
How often should I water my Cucumber?
Overall, Cucumber requires a significant amount of water throughout the growing season. To meet that high water need, you'll need to water early and often throughout the spring and summer. During the earlier parts of the growing season, you should water your Cucumber about once or twice per week. As the season progresses, you should increase your watering frequency. You may need to water it twice per day or more during summer, depending on the weather. After your Cucumber have gone through their major seasonal growth phases, you can reduce the frequency of your watering to about once per week until the end of the growing season.
Read More more
How much water does my Cucumber need?
Since Cucumber are incredibly popular, with many professional and amateur gardeners growing them successfully, we have a pretty clear idea of how to care for these plants. That understanding includes specific knowledge about the precise volume of water an average Cucumber should receive. Generally, Cucumber will require about 1 - 1.5 inches of water per week. That volume should be dispersed evenly through your weekly watering. As the weather gets warmer, you may need to supply more water, but in most cases, two inches per week is a good baseline amount.
Read More more
How can I tell if i'm watering my Cucumber enough?
Underwatering and overwatering can both occur as problems for your Cucumber, and both these problems can manifest with similar symptoms. For example, foliage discoloration and wilting can both result from either overwatering or underwatering. When your Cucumber is underwatered, its leaves will be curling and drooping at the beginning. You will see a bunch of leaves turn less vigorous. Underwatering is also likely to cause stunted growth and poor overall development as both the flowers and this plant require a high amount of water. Overwatering is more likely to lead to disease, including rot. Overwatering may also lead to unpleasant smells rising from your plant's soil. The symptoms of underwatering will show up quicker than overwatering. Overwatering can also be evident in soil conditions. Mainly, if you notice a lot of standing water or waterlogged soils, overwatering is likely to occur.
Read More more
How should I water my Cucumber through the seasons?
As alluded to above, your Cucumber's water needs will repeatedly change throughout the seasons. During most of spring and summer, you should water your Cucumber about once every week. As the heat of summer arrives, you should plan to increase your watering frequency to once or twice per day. In the late summer and fall, towards the end of the harvest period, you can reduce your watering frequency to about once per week. After harvest has ended, you can cease watering as your Cucumber has reached the end of its life cycle and will require no further soil moisture. The maintenance schedule of Cucumber will require you to alter the amount of water you provide depending on the plant's current growth stage. Early on, especially if you grow your Cucumber from seeds, you'll need to provide water often enough to maintain consistent soil moisture, which encourages root development. When the plant becomes old enough to produce flowers, it will likely need even more water. During the fruit development growth stage, your Cucumber will likely need the most water out of any growth period, at times requiring water more than twice per day. Following that phase, the water needs of Cucumber will decline significantly.
Read More more
What's the difference between watering Cucumber indoors and outdoors?
Whether you grow Cucumber indoors or outdoors can also play a role in how you water them. Cucumber that grows outdoors may receive water from natural rainfall, which will reduce the amount of supplemental water you should supply. However, it is incredibly rare for rainfall to adequately replace your watering entirely. Plants that grow indoors, along with any Cucumber that grows in a container, will need to be watered more frequently than those that grow in the ground outdoors. If you choose this route, please make sure that the plant gets enough water by checking the soil moisture within your pot often to keep your Cucumber healthy.
Read More more
icon
Get tips and tricks for your plants.
Keep your plants happy and healthy with our guide to watering, lighting, feeding and more.
close
plant_info

Key Facts About Cucumber

feedback
Feedback
feedback

Attributes of Cucumber

Lifespan
Annual
Plant Type
Vine, Herb
Planting Time
Spring, Early summer
Bloom Time
Summer
Harvest Time
Mid summer, Late summer, Early fall, Mid fall
Plant Height
20 cm to 90 cm
Spread
90 cm to 2.5 m
Leaf Color
Green
Flower Size
2.5 cm
Flower Color
Yellow
Fruit Color
Green
Yellow
Stem Color
Green
Dormancy
Winter dormancy
Leaf type
Deciduous
Ideal Temperature
20 - 38 ℃
Growth Season
Summer
Pollinators
Bees
Growth Rate
Rapid

Name story

Garden cucumber

Symbolism

Usages

Garden Use

Trivia and Interesting Facts

Scientific Classification of Cucumber

icon
Find your perfect green friends.
Plan your green oasis based on your criteria: plant type, pet safety, skill level, sites, and more.
pests

Common Pests & Diseases About Cucumber

feedback
Feedback
feedback
Common issues for Cucumber based on 10 million real cases
Caterpillars
Caterpillars Caterpillars
Caterpillars
Caterpillars are a common pest attacking Cucumber, affecting the plant's productivity and health. They feed on the leaves, lowering the plant's photosynthetic ability. Timely identification and management are necessary to mitigate damage and loss.
Leaf beetles
Leaf beetles Leaf beetles
Leaf beetles
Leaf beetles are a class of colored insects 1 to 2 cm in size. They gnaw on leaves and petals resulting in small, round holes scattered over the surface.
Solutions: For less serious cases: Remove beetles, nymphs, and eggs. Remove all life stages of the beetles and kill them by placing them in a bucket of warm, soapy water. This can be done more easily by placing the bucket under affected leaves and shaking the plant. This method is most effective in the afternoon when leaf beetles are more active. Always dispose of insects in a sealed bag or container to avoid escape and spread. To treat more serious infestations: Apply organic insecticides. Use naturally-derived insecticides before moving on to synthetic insecticides. Neem oil and pyrethrum are naturally-derived insecticides that should be applied following label instructions. Apply synthetic insecticides. Examples of insecticides effective for leaf beetles include carbaryl, permethrin, and bifenthrin. Apply insecticides according to label instructions.
Sap-sucking insects
Sap-sucking insects Sap-sucking insects
Sap-sucking insects
Sap-sucking insects can create dense clusters of small yellow or white spots on the leaves.
Solutions: Sap-sucking insects can be hard to spot, as they are often small and attach to the undersides of plant leaves. If you see signs of an infestation, follow these steps to eradicate it. Hand-pick bugs and remove eggs: Inspect your plants for insects and drop any you find in a container of soapy water. Look carefully at the undersides of plant leaves and squish any egg clusters you find. Use Insecticide: Targeted spraying can take out sap-sucking insects. Small infestations can be controlled with insecticidal soap, though larger outbreaks might require a stronger spray. Introduce natural predators: Many insects, including ladybugs and praying mantises, love to feast on sap-suckers. You can purchase them at garden stores and release them near infected plants, or encourage wild ones by creating habitat space.
Leaf rot
Leaf rot Leaf rot
Leaf rot
This pathogen can cause the leaves to rot.
Solutions: Bacterial infections need to be treated quickly to prevent the spread to neighboring, healthy plants, potentially wiping out large sections of your indoor or outdoor garden. In mild cases: Use sterilized (10% bleach solution) pruning shears or scissors to remove any infected plant parts, making sure to dispose of them off site. Use a copper-based bactericide to treat the unaffected foliage, as well as the soil, and neighboring plants. Follow the manufacturer’s rate and timing directions found on the product label. In severe cases, where more than half the leaves are affected: Remove all of the infected plants from the garden, disposing of them off site. Treat the soil and neighboring plants using a copper-based bactericide. Follow the manufacturer’s rate and timing directions found on the product label.
Brown spot
Brown spot Brown spot
Brown spot
This infection can cause brown spots or patches to appear on the plant.
Solutions: In minor cases of brown spot, there isn’t any need to treat the disease. However, if much of the foliage is affected and defoliation occurs, the plant will benefit from getting rid of the infection. It is recommended to start by applying organic treatment options, working up to the more potent synthetic, chemical fungicides if necessary. Organic options won’t kill the fungus, but will prevent it from spreading. Dissolve ½ teaspoon of baking soda and one teaspoon of liquid soap in a gallon of water. Using a spray bottle, spray on tops and bottoms of leaves until the mixture drips off. Repeat every two weeks until existing spots stop enlarging and new spots no longer appear. Spray a copper-based fungicidal soap on the leaves, coating the top and bottom leaf surfaces. Reapply as directed on the product label. Copper penetrates the leaf surface and prevents germination of spores so the fungus cannot spread. Apply an all-purpose fungicide to the entire plant, following the label instructions carefully.
Yellow spot
Yellow spot Yellow spot
Yellow spot
Leaf spot can show up as yellow or white spots on the leaves.
Solutions: Diseases Fungicides can prevent the transmission of spores, but they may not treat the established infection. The first step is removing and disposing of all infected plant parts. Then apply recommended chemicals. For bacterial infections, apply a spray containing copper or streptomycin. For fungal infections, consult the local cooperative extension for recommendations on which fungicides will work best. Nutrient deficiency Apply a liquid fertilizer via foliar application to fix the deficiency quickly. Follow label directions regarding dosing instructions and application notes, such as not using before the rain or when temperatures are out of the recommended range. Incorrect watering Determine the water requirements for your specific plant, and follow accordingly. Some plants like consistently moist soil, and others like the soil to dry out slightly before being watered. Pests Thoroughly apply an insecticidal soap, an organic product like neem oil, or an appropriate chemical insecticide to the plant.
icon
Treat and prevent plant diseases.
AI-powered plant doctor helps you diagnose plant problems in seconds.
close
plant poor
Caterpillars
Overview
Symptom
Causes
Treatment
Prevention
Active Period
What is Caterpillars Disease on Cucumber?
What is Caterpillars Disease on Cucumber?
Caterpillars are a common pest attacking Cucumber, affecting the plant's productivity and health. They feed on the leaves, lowering the plant's photosynthetic ability. Timely identification and management are necessary to mitigate damage and loss.
Symptom Analysis
Symptom Analysis
Key symptoms in Cucumber include ragged holes in leaves, missing sections of foliage, and the presence of caterpillars or their droppings. The damage can lead to stunted growth or even plant death.
What Causes Caterpillars Disease on Cucumber?
What Causes Caterpillars Disease on Cucumber?
1
Eggs laid by adult moths and butterflies
Caterpillars are the larval stage of the insects in the order Lepidoptera, which includes moths and butterflies. They hatch from eggs laid by adults.
How to Treat Caterpillars Disease on Cucumber?
How to Treat Caterpillars Disease on Cucumber?
1
Non pesticide
Handpicking: Visually check, locate and remove caterpillars by hand.

Use of Biological control agents: Introduce natural predators or parasitoids like birds, beetles, and wasps.
2
Pesticide
Bacillus thuringiensis (Bt) application: Apply this bio-pesticide that specifically targets caterpillars while being safe for beneficial insects.
Continue reading in our app - it's better
A database of 400000+ plants and unlimited guides at your fingertips...
qrcode
Scan the QR code with your phone camera to download the app
Leaf beetles
plant poor
Leaf beetles
Leaf beetles are a class of colored insects 1 to 2 cm in size. They gnaw on leaves and petals resulting in small, round holes scattered over the surface.
Overview
Overview
Leaf beetles range in size from 1.5 mm to 2 cm. Both adult beetles and their larvae eat the leaves of many different types of plants. There are over 35,000 different species of leaf beetles, in a variety of colors including gold, green, yellow-striped, and red striped. Some of these have been mistaken for ladybirds because of their shape and coloring. They can be oval, round, or elongated in shape. These insect pests are most active in spring and summer.
If not controlled, leaf beetles can do a lot of damage to vegetable crops and ornamental plants. They feed on the leaves, flowers, stems, roots, and fruits of different plants. They can fly, which means it's easy for them to move from one plant to another. Some species of leaf beetles only target one specific crop, while others will target many different types of plants. Although a lot of the damage that they cause is cosmetic, an infestation can weaken a plant and leave it prone to other more problematic diseases.
Symptom Analysis
Symptom Analysis
The first signs of a leaf beetles infestation are small visible holes in leaves. Leaves then become discolored and dark beetle droppings can be seen. As the leaves turn yellow and brown, they will drop off the plant onto the ground. Some leaves will appear skeletonized with only the veins still remaining.
Infestation begins in spring, when the adult beetles emerge from the soil and lay their eggs on the leaves of plants. When these eggs hatch, the young nymphs start munching on the leaves as they grow up. Once leaf beetles are large and mature, they'll fall to the ground and pupate in the soil over winter before starting the cycle all over again.
Leaf beetles also eat holes in fruits and vegetables. These can be seen as small round holes that sometimes have a larger brown area surrounding them.
Solutions
Solutions
For less serious cases:
  1. Remove beetles, nymphs, and eggs. Remove all life stages of the beetles and kill them by placing them in a bucket of warm, soapy water. This can be done more easily by placing the bucket under affected leaves and shaking the plant. This method is most effective in the afternoon when leaf beetles are more active. Always dispose of insects in a sealed bag or container to avoid escape and spread.
To treat more serious infestations:
  1. Apply organic insecticides. Use naturally-derived insecticides before moving on to synthetic insecticides. Neem oil and pyrethrum are naturally-derived insecticides that should be applied following label instructions.
  2. Apply synthetic insecticides. Examples of insecticides effective for leaf beetles include carbaryl, permethrin, and bifenthrin. Apply insecticides according to label instructions.
Continue reading in our app - it's better
A database of 400000+ plants and unlimited guides at your fingertips...
qrcode
Scan the QR code with your phone camera to download the app
Sap-sucking insects
plant poor
Sap-sucking insects
Sap-sucking insects can create dense clusters of small yellow or white spots on the leaves.
Symptom Analysis
Symptom Analysis
Your plant has developed tiny yellowish spots scattered across the leaves that look like mold or mildew. If these marks won't wipe off, they are likely caused by sap-sucking insects like aphids, squash bugs, scale bugs, leafhoppers, whiteflies, mites, mealybugs, and more.
Each of these pests uses mouthparts to pierce leaf tissues and suck the sap. uses mouthparts to pierce leaf tissues and suck the sap. Signs of damage are difficult to spot at first, but a large infestation can quickly compromise the whole plant. You're most likely to see sap-sucking insects during the hottest months because plants make easier targets when already weakened from heat or drought.
Though sap-sucking insects are unlikely to kill your plant on their own, they can severely weaken it and make it more susceptible to disease. They may also spread viruses from one plant to another as they feed.
Solutions
Solutions
Sap-sucking insects can be hard to spot, as they are often small and attach to the undersides of plant leaves. If you see signs of an infestation, follow these steps to eradicate it.
  1. Hand-pick bugs and remove eggs: Inspect your plants for insects and drop any you find in a container of soapy water. Look carefully at the undersides of plant leaves and squish any egg clusters you find.
  2. Use Insecticide: Targeted spraying can take out sap-sucking insects. Small infestations can be controlled with insecticidal soap, though larger outbreaks might require a stronger spray.
  3. Introduce natural predators: Many insects, including ladybugs and praying mantises, love to feast on sap-suckers. You can purchase them at garden stores and release them near infected plants, or encourage wild ones by creating habitat space.
Prevention
Prevention
Healthy plants are less likely to suffer from sap-sucker attacks. Keep them fortified with fertilizer and the right amounts of water and sunlight. Plants that receive excess nitrogen are also more susceptible to attack, so don’t overfertilize. You should also remove weeds and tall grasses surrounding your outdoor plants so as not to create habitat space for the pests.
Continue reading in our app - it's better
A database of 400000+ plants and unlimited guides at your fingertips...
qrcode
Scan the QR code with your phone camera to download the app
Leaf rot
plant poor
Leaf rot
This pathogen can cause the leaves to rot.
Overview
Overview
Leaf rot is very common among both house plants and garden plants. It affects foliage and occurs mainly when the leaves become wet due to rain or misting by the gardener. The cause is fungal disease and this is facilitated by the fungal spores adhering to wet leaves then penetrating the leaf and expanding rapidly. Damp conditions and poor air circulation will increase chances of infection taking place. Another factor are leaves that are damaged or have been penetrated by sap sucking insects that facilitate plant penetration.
Symptom Analysis
Symptom Analysis
  1. Spores are able to cling to a damp leaf and penetrate, often through an existing wound.
  2. A small dark brown mark appears which expands rapidly as sporulation starts to take place.
  3. Quite quickly these bull's eye like circles can link together and the whole leaf turns dark and loses texture.
  4. Leaf drop occurs.
Disease Cause
Disease Cause
These symptoms are caused by a bacterial infection invading the plant. Bacteria from many sources in the environment (air, water, soil, diseased plants) enter a plant through wounds, or in some cases the stomata when they are open. Once inside the leaf tissue, the bacteria feed and reproduce quickly, breaking down healthy leaves.
Bacterial infections threaten most plant species, and are more prominent in wet weather that more easily transfers the bacteria from plant to plant, or from soil to plant.
Continue reading in our app - it's better
A database of 400000+ plants and unlimited guides at your fingertips...
qrcode
Scan the QR code with your phone camera to download the app
Brown spot
plant poor
Brown spot
This infection can cause brown spots or patches to appear on the plant.
Overview
Overview
Discolored spots on the foliage of plants are one of the most common disease problems people observe. These spots are caused by fungal and bacterial diseases, with most infections related to a fungal pathogen.
Brown spot can occurs on all houseplants, flowering ornamentals, vegetable plants, and leaves of trees, bushes, and shrubs. No plants are resistant to it, and the problem is worse in warm, wet environments. It can occur at any point in the life stage as long as leaves are present.
Small brownish spots appear on the foliage and enlarge as the disease progresses. In severe cases, the plant or tree is weakened when the lesions interrupt photosynthesis or cause defoliation.
Symptom Analysis
Symptom Analysis
In most cases, brown spot only affects a small percentage of the whole plant, appearing on a small amount of the leaves. A small infection only puts minor stress on the plant. However, if left untreated and the disease progresses over numerous seasons, it will severely impact the health and productivity of the infected specimen.
  • Sporulation begins (reproduction of the fungal spores), and tiny spots appear on leaves.
  • Placement is often random and scattered as diseases are spread through raindrops.
  • May appear on lower leaves and the interior of the plant where humidity is higher.
  • Brown spots enlarge and grow large enough to touch neighboring spots to form a more prominent blotch.
  • Leaf margins may turn yellow.
  • Tiny black dots (fruiting bodies of the fungi) appear in the dead spots.
  • Blotches grow in size until the entire leaf is brown.
  • The leaf falls off the plant.
Severe Symptoms
  • Partial or complete premature defoliation
  • Reduced growth
  • Increased susceptibility to pests and other diseases
Disease Cause
Disease Cause
Brown spot, or leaf spot, is a common descriptive term given to several diseases affecting the leaves of plants and trees. Around 85% of diseases exhibiting leaf spots are due to fungus or fungus-like organisms. Sometimes brown spot is caused by a bacterial infection, or insect activity with similar symptoms.
When conditions are warm and the leaf surfaces are wet, fungal spores being transported by wind or rain land on the surface and cling to it. They do not rupture the cell walls but grow in the space between the plant plasma membrane and the plant cell wall. As the spores reproduce, they release toxins and enzymes that cause necrotic spots (i.e., dead tissue) on the leaves, allowing the fungi to consume the products released when the cells degrade.
Continue reading in our app - it's better
A database of 400000+ plants and unlimited guides at your fingertips...
qrcode
Scan the QR code with your phone camera to download the app
Yellow spot
plant poor
Yellow spot
Leaf spot can show up as yellow or white spots on the leaves.
Overview
Overview
Yellow spot is a common condition that affects all types of plants -- flowering ornamentals, trees, shrubs, herbs, and vegetable plants -- worldwide. Yellow spots may appear because of dozens of potential causes and occur in various environmental and climatic conditions, but fortunately, most are easy to address. The most common causes of yellow spots include diseases, nutrient deficiency, watering problems, and pests.
In most cases, yellow spots can be treated without permanent damage to the plant. However, in some fungal disease cases, nothing can be done to treat the disease after infection, and the plant will ultimately perish from the disease.
Due to this, the most critical aspect of addressing yellow spots on plants is correctly determining the cause.
Symptom Analysis
Symptom Analysis
Symptoms occur on varying parts of the plant, depending upon the cause. Smaller spots tend to be indicative of younger infections or newly developing problems.
  • Small yellow spots appear on leaves
  • Spots can occur on the lower or upper leaf surfaces, or both
  • Raised, rounded, or sunken spots with fringed or smooth edges
  • Spots may grow together, causing leaves to become totally discolored
  • Stunted growth
  • Premature leaf drop
Disease Cause
Disease Cause
The vast majority of yellow spot diseases are caused by fungal pathogens. However, there are some situations in which bacteria, environmental conditions, or other issues may be blamed.
Diseases are typically host-specific, so they may only affect plants within the same family. That said, just about every single species of plant is vulnerable to at least one disease that causes yellow spot. The most common problems are leaf blight, leaf septoria, powdery mildew, and downy mildew, to name a few.
All plants need specific nutrients from the soil to survive. When these nutrients become depleted or unavailable for plant uptake due to particular conditions, deficiencies occur, and yellow spots are seen.
  • Nitrogen is an integral component of chlorophyll.
  • Iron is needed in the enzymes that make chlorophyll.
Yellow spots may also appear because of incorrect watering, mainly underwatering, or infestations of sap-sucking pests such as aphids.
  • Too little water inhibits photosynthesis. Too much water pushes oxygen out of the soil and the roots cannot take in nutrients or even water from the soil.
  • Insect problems can cause yellow spots directly by damaging leaf tissue when feeding, or they may introduce pathogens.
Continue reading in our app - it's better
A database of 400000+ plants and unlimited guides at your fingertips...
qrcode
Scan the QR code with your phone camera to download the app
distribution

Distribution of Cucumber

feedback
Feedback
feedback

Habitat of Cucumber

Vegetable garden
Northern Hemisphere
South Hemisphere

Distribution Map of Cucumber

distribution map
Native
Cultivated
Invasive
Potentially invasive
Exotic
No species reported
habit
care_scenes

More Info on Cucumber Growth and Care

feedback
Feedback
Basic Care Guide
Common Pests & Diseases
Explore More
Water
Twice per week
Cucumber hails from South Asia, naturally thriving in a monsoon climate characterized by high humidity and rainfall. Therefore, its watering needs correlate with these conditions. Cucumber prefers to be regularly watered, mimicking the frequent rains of the monsoon season. However, it requires well-drained soil to avoid overwatering, reflecting the naturally quick-draining sandy and loamy soils in its native habitat.
Watering Techniques
Lighting
Full sun
Cucumber craves generous exposure to the sun for flourishing health. The origin habitat conditions match this requirement. Throughout growth stages, plentiful solar exposure is essential. However, too less or too much sun can hinder growth, causing pale or withered foliage, affecting overall health.
Best Sunlight Practices
Transplant
1-2 feet
The perfect time for transplanting cucumber is during the delightful mid to late spring season. For ideal growth, ensure cucumber transplants are placed in well-drained, fertile soil and a sunny location. Remember, tender loving care goes a long way for these delicate annuals!
Transplant Techniques
Temperature
0 - 43 ℃
Cucumber is native to an environment where temperatures range from 68 to 100 °F (20 to 38 ℃). It thrives at these temperatures and may require adaptations in colder or hotter climates. Adjustments such as using greenhouses or shade clothes may be necessary based on the season.
Temp for Healthy Growth
Pruning
Spring, Summer, Autumn
A popular vine in home gardens, cucumber is known for its sprawling growth and prolific fruiting. Key pruning involves removing suckers and lateral shoots to concentrate growth on main fruit-bearing vines. Prune in early spring before vines develop, or during the growing season to improve air circulation and light penetration. Regularly trimming outside the growing season (early spring-late fall) can prevent overgrowth and improve yield. Specific benefits include healthier plants and larger, tastier fruits.
Pruning techniques
Propagation
Spring
Cucumber is propagated primarily by sowing seeds, ideally during Spring. Proper seed handling and soil preparation is required for successful propagation. Germination and healthy seedling growth are indicators of successful propagation.
Propagation Techniques
Pollination
Easy
Buzzing bees are the star players in cucumber's pollination process. On their quest for nectar, these diligent pollinators ensure the transfer of pollen between flowers. Cucumber's radiant yellow flowers, which only bloom for a day, create a tantalizing treat for these pollinators. This captivating dance between cucumber and the bees unfolds primarily in the morning, leading to successful fruit formation.
Pollination Techniques
Caterpillars
Caterpillars are a common pest attacking Cucumber, affecting the plant's productivity and health. They feed on the leaves, lowering the plant's photosynthetic ability. Timely identification and management are necessary to mitigate damage and loss.
Read More
Leaf spot
Leaf Spot is a common pathogenic disease in Cucumber that causes yellow to brown spots, potentially leading to leaf drop and reduced yield. It is caused by various fungi and bacteria that thrive in wet, warm conditions.
Read More
Brown blotch yellow edge
Brown spot is a fungal disease affecting Cucumber, causing brown spots on leaves and fruits. The pathogen thrives in warm, humid conditions, significantly impacting plant health and productivity.
Read More
Powdery mildew
Powdery mildew is a common fungal disease inflicting Cucumber, causing a powdery white coating on its surface, leading to photosynthesis obstruction, plant growth hindrance, and yield reduction. It is highly infectious yet moderately lethal, but can be managed with appropriate treatments.
Read More
Leaf miners
Leaf miners are tiny larva of a species of moths, flies, and sawflies that dig tunnels within Cucumber's leaves resulting in foliage discoloration, reduced plant vigor, and decreased crop yield. Its presence signifies proper preventive and control measures are needed.
Read More
Wilting
Wilting is a severe disease affecting Cucumber, leading to rapid decline and death of the plant. Caused by multiple biotic and abiotic factors, it impacts Cucumber's growth stages and yield, requiring timely intervention and management.
Read More
Leaf rot
Leaf rot is a harmful plant disease that significantly affects the health of the Cucumber leading to lower yields. This pervasive disease poses a threat to gardeners and commercial growers alike, with symptoms becoming apparent on leaves and fruits.
Read More
Angular leaf spot
Angular leaf spot is a common disease affecting Cucumber, causing yellowish spots on leaves that eventually turn brown, leading to possible defoliation and reduced yields. This disease often thrives amid wet, cool conditions and can be managed through both cultural and chemical methods.
Read More
Yellow spots
Yellow spots is a disease impacting Cucumber that leads to distinct discolorations on leaves. If not treated, it hampers photosynthesis, inhibits growth, and decreases crop yield. High humidity and poor sanitation are known causes.
Read More
Spots
Spots is a common fungal disease affecting Cucumber, resulting in decreased yield and poor produce quality. It's caused by the fungus Cercospora cucumerina, resulting in yellowish-green spots. If untreated, it can lead to wilting and death of the plant.
Read More
Leaf drooping
Leaf Drooping is a physiological disorder often affecting Cucumber and resulting in wilting and drooping of foliage. It majorly impacts the plant's vigor and yield, as it hampers photosynthesis, and could lead to premature fruit drop if not addressed promptly.
Read More
Fruit malformation
Fruit malformation is a disease affecting Cucumber, leading to distorted and misshapen fruits. It's caused by various pathogens, environmental conditions, and often results in decreased yield and quality. Early detecting and proper control strategies are crucial.
Read More
Dark blotch
Dark blotch is a destructive fungal disease severely impacting Cucumber, causing necrotic tissue formations or dark spots on the plant leaves and fruit. Sudden, severe outbreaks can result in significant yield loss.
Read More
Wounds
Wounds in Cucumber occur from physical damage, altering the normal growth and function of the plant. Resulting in reduced yield quality and quantity, it exposes Cucumber to infection by disparate pathogens, increases susceptibility to dehydration, and leads to unnecessary stress.
Read More
Stem rot
Stem rot is a severe disease affecting Cucumber, causing decaying stems and leaving the plant vulnerable to death. Caused predominantly by soil-borne fungi, the disease thrives in high moisture and can spread quickly, seriously affecting crop productivity and quality.
Read More
Yellow edges
Yellow edges is a widespread plant disease that severely affects the health and productivity of Cucumber. This disease causes yellowing and browning of leaf edges and interferes with photosynthesis, leading to abnormal growth and reduced crop yield.
Read More
Whole plant withering
Whole plant withering is a devastating disease affecting Cucumber, leading to substantial yield losses. The disease is characterized entirely by plant withering, often associated with discoloration. It is caused majorly by fungal pathogens and poor cultural practices.
Read More
Leafminer stripe
Leafminer stripe is a plant disease affecting Cucumber, causing noticeable yellowed stripes on leaves which, in severe cases, cause reduced yield and stunted growth. It is caused by the larvae of the leafminer fly and can occur multiple times in a growing season.
Read More
Leaf wilting
Leaf wilting is a disease affecting a variety of plants, including Cucumber. It can severely impact plant health, with signs like sagging and yellowing leaves. This primarily results in poor fruit yield and quality, often causing the demise of the plant.
Read More
Leaf tip withering
Leaf tip withering is a disease that severely impacts Cucumber by causing the edges of leaves to dry out and curl. This condition often leads to reduced photosynthesis, stunted growth, and potentially, plant death if left untreated.
Read More
Yellow blotch
Yellow blotch, caused primarily by bacterial infection, is a disease that poses substantial damage to Cucumber. It induces yellowing and drying of leaves, decreased productivity, and potentially plant death if left untreated.
Read More
Feng shui direction
North
Cucumber is often considered compatible in North-facing areas due to its association with the water element, which is believed to nourish and energize the space. However, individual experiences may vary, as Feng Shui principles can be interpreted differently.
Fengshui Details
other_plant

Plants Related to Cucumber

feedback
Feedback
feedback
Spiny-head mat-rush
Spiny-head mat-rush
This perennial herb, the spiny-head mat-rush or Lomandra longifolia, is commonly found in Australia. It is highly drought-tolerant and often used in roadside plantings in New Zealand and the United States.
Money tree
Money tree
Colloquially known as the money tree, this is a tropical species that's commonly cultivated in moist, warm climates. The name comes from an old tall tale, but it has led to the money tree being considered a talisman of good fortune. Bonsai versions are often trained during growth to develop braided trunks, which gives them a striking decorative appearance. Modern research suggests the nuts are potentially carcinogenic and should not be consumed.
Paddle plant
Paddle plant
Paddle plant (Kalanchoe tetraphylla) is a rare succulent plant species that requires low light to grow. It is considered a hardy succulent species. Paddle plant is native to Madagascar.
Bush-grass
Bush-grass
This tufted grass is native to Europe, Africa, and Asia, but has been naturalized in North and South America. It's commonly used as a garden plant valued for its ornamental features and the vertical interest it provides. Bush-grass is also used to prevent and control soil erosion.
Emerald ripple peperomia
Emerald ripple peperomia
Emerald ripple peperomia (*Peperomia caperata*) is a plant with heart-shaped leaves that is native to Brazil. The Latin name *Peperomia caperata* is an amalgam of two Greek words. The word 'peperi' means pepper, and the word 'homoios' means resembling. Emerald ripple peperomia is related to *Piper nigrum*, otherwise known as black pepper.
Niger
Niger
Niger (Guizotia abyssinica) is an annual shrub grown for its edible oil and seeds which resemble small black sunflower seeds. Attracts birds and the seeds are used worldwide in commercial bird seed. The oil extracted from the seeds has a light nutty flavor. Yellow flowers bloom from summer to fall. Prefers sun to partial shade.
Cape jasmine
Cape jasmine
Gardenia jasminoides is an evergreen shrub with unique, glossy evergreen leaves and stunning flowers. The sophisticated, matte white flowers are often used in bouquets. The exceptional beauty of this ornamental plant has made it a popular and highly appreciated plant amongst gardeners and horticulturalists.
Golden pothos
Golden pothos
The golden pothos (Epipremnum aureum) is a popular houseplant that is commonly seen in Australia, Asia, and the West Indies. It goes by many nicknames, including "devil's ivy", because it is so hard to kill and can even grow in low light conditions. Golden pothos has poisonous sap, so it should be kept away from pets and children.
View More Plants
close
product icon
Continue reading in our app - it's better
A database of 400000+ plants and unlimited guides at your fingertips...
Your Ultimate Guide to Plants
Identify grow and nurture the better way!
product icon
17,000 local species +400,000 global species studied
product icon
Nearly 5 years of research
product icon
80+ scholars in botany and gardening
ad
ad
Botanist in your pocket
Scan the QR code with your phone camera to download the app
About
Care Guide
Care FAQ
More Info
Pests & Diseases
Distribution
More About How-Tos
Related Plants
Cucumber play
Cucumber
Cucumber
Cucumber
Cucumber
Cucumber
Cucumber
Cucumis sativus
Also known as: Immature Cucumber, Common cucumber
Water
Water
Twice per week
more
Sunlight
Sunlight
Full sun
more
question

Questions About Cucumber

feedback
Feedback
feedback
Watering Watering Watering
Pruning Pruning Pruning
Sunlight Sunlight Sunlight
Temperature Temperature Temperature
Fertilizing Fertilizing Fertilizing
What is the best way to water my Cucumber?
more
What should I do if I water my Cucumber too much or too little?
more
How often should I water my Cucumber?
more
How much water does my Cucumber need?
more
How can I tell if i'm watering my Cucumber enough?
more
How should I water my Cucumber through the seasons?
more
What's the difference between watering Cucumber indoors and outdoors?
more
icon
Get tips and tricks for your plants.
Keep your plants happy and healthy with our guide to watering, lighting, feeding and more.
Download the App
close
plant_info

Key Facts About Cucumber

feedback
Feedback
feedback

Attributes of Cucumber

Lifespan
Annual
Plant Type
Vine, Herb
Planting Time
Spring, Early summer
Bloom Time
Summer
Harvest Time
Mid summer, Late summer, Early fall, Mid fall
Plant Height
20 cm to 90 cm
Spread
90 cm to 2.5 m
Leaf Color
Green
Flower Size
2.5 cm
Flower Color
Yellow
Fruit Color
Green
Yellow
Stem Color
Green
Dormancy
Winter dormancy
Leaf type
Deciduous
Ideal Temperature
20 - 38 ℃
Growth Season
Summer
Pollinators
Bees
Growth Rate
Rapid
icon
Gain more valuable plant knowledge
Explore a rich botanical encyclopedia for deeper insights
Download the App

Name story

Garden cucumber

Symbolism

Usages

Garden Use

Trivia and Interesting Facts

Scientific Classification of Cucumber

icon
Never miss a care task again!
Plant care made easier than ever with our tailor-made smart care reminder.
Download the App
pests

Common Pests & Diseases About Cucumber

feedback
Feedback
feedback
Common issues for Cucumber based on 10 million real cases
Caterpillars
Caterpillars Caterpillars Caterpillars
Caterpillars are a common pest attacking Cucumber, affecting the plant's productivity and health. They feed on the leaves, lowering the plant's photosynthetic ability. Timely identification and management are necessary to mitigate damage and loss.
Learn More About the Caterpillars more
Leaf beetles
Leaf beetles Leaf beetles Leaf beetles
Leaf beetles are a class of colored insects 1 to 2 cm in size. They gnaw on leaves and petals resulting in small, round holes scattered over the surface.
Solutions: For less serious cases: Remove beetles, nymphs, and eggs. Remove all life stages of the beetles and kill them by placing them in a bucket of warm, soapy water. This can be done more easily by placing the bucket under affected leaves and shaking the plant. This method is most effective in the afternoon when leaf beetles are more active. Always dispose of insects in a sealed bag or container to avoid escape and spread. To treat more serious infestations: Apply organic insecticides. Use naturally-derived insecticides before moving on to synthetic insecticides. Neem oil and pyrethrum are naturally-derived insecticides that should be applied following label instructions. Apply synthetic insecticides. Examples of insecticides effective for leaf beetles include carbaryl, permethrin, and bifenthrin. Apply insecticides according to label instructions.
Learn More About the Leaf beetles more
Sap-sucking insects
Sap-sucking insects Sap-sucking insects Sap-sucking insects
Sap-sucking insects can create dense clusters of small yellow or white spots on the leaves.
Solutions: Sap-sucking insects can be hard to spot, as they are often small and attach to the undersides of plant leaves. If you see signs of an infestation, follow these steps to eradicate it. Hand-pick bugs and remove eggs: Inspect your plants for insects and drop any you find in a container of soapy water. Look carefully at the undersides of plant leaves and squish any egg clusters you find. Use Insecticide: Targeted spraying can take out sap-sucking insects. Small infestations can be controlled with insecticidal soap, though larger outbreaks might require a stronger spray. Introduce natural predators: Many insects, including ladybugs and praying mantises, love to feast on sap-suckers. You can purchase them at garden stores and release them near infected plants, or encourage wild ones by creating habitat space.
Learn More About the Sap-sucking insects more
Leaf rot
Leaf rot Leaf rot Leaf rot
This pathogen can cause the leaves to rot.
Solutions: Bacterial infections need to be treated quickly to prevent the spread to neighboring, healthy plants, potentially wiping out large sections of your indoor or outdoor garden. In mild cases: Use sterilized (10% bleach solution) pruning shears or scissors to remove any infected plant parts, making sure to dispose of them off site. Use a copper-based bactericide to treat the unaffected foliage, as well as the soil, and neighboring plants. Follow the manufacturer’s rate and timing directions found on the product label. In severe cases, where more than half the leaves are affected: Remove all of the infected plants from the garden, disposing of them off site. Treat the soil and neighboring plants using a copper-based bactericide. Follow the manufacturer’s rate and timing directions found on the product label.
Learn More About the Leaf rot more
Brown spot
Brown spot Brown spot Brown spot
This infection can cause brown spots or patches to appear on the plant.
Solutions: In minor cases of brown spot, there isn’t any need to treat the disease. However, if much of the foliage is affected and defoliation occurs, the plant will benefit from getting rid of the infection. It is recommended to start by applying organic treatment options, working up to the more potent synthetic, chemical fungicides if necessary. Organic options won’t kill the fungus, but will prevent it from spreading. Dissolve ½ teaspoon of baking soda and one teaspoon of liquid soap in a gallon of water. Using a spray bottle, spray on tops and bottoms of leaves until the mixture drips off. Repeat every two weeks until existing spots stop enlarging and new spots no longer appear. Spray a copper-based fungicidal soap on the leaves, coating the top and bottom leaf surfaces. Reapply as directed on the product label. Copper penetrates the leaf surface and prevents germination of spores so the fungus cannot spread. Apply an all-purpose fungicide to the entire plant, following the label instructions carefully.
Learn More About the Brown spot more
Yellow spot
Yellow spot Yellow spot Yellow spot
Leaf spot can show up as yellow or white spots on the leaves.
Solutions: Diseases Fungicides can prevent the transmission of spores, but they may not treat the established infection. The first step is removing and disposing of all infected plant parts. Then apply recommended chemicals. For bacterial infections, apply a spray containing copper or streptomycin. For fungal infections, consult the local cooperative extension for recommendations on which fungicides will work best. Nutrient deficiency Apply a liquid fertilizer via foliar application to fix the deficiency quickly. Follow label directions regarding dosing instructions and application notes, such as not using before the rain or when temperatures are out of the recommended range. Incorrect watering Determine the water requirements for your specific plant, and follow accordingly. Some plants like consistently moist soil, and others like the soil to dry out slightly before being watered. Pests Thoroughly apply an insecticidal soap, an organic product like neem oil, or an appropriate chemical insecticide to the plant.
Learn More About the Yellow spot more
icon
Treat and prevent plant diseases.
AI-powered plant doctor helps you diagnose plant problems in seconds.
Download the App
close
plant poor
Caterpillars
Overview
Symptom
Causes
Treatment
Prevention
Active Period
What is Caterpillars Disease on Cucumber?
What is Caterpillars Disease on Cucumber?
Caterpillars are a common pest attacking Cucumber, affecting the plant's productivity and health. They feed on the leaves, lowering the plant's photosynthetic ability. Timely identification and management are necessary to mitigate damage and loss.
Symptom Analysis
Symptom Analysis
Key symptoms in Cucumber include ragged holes in leaves, missing sections of foliage, and the presence of caterpillars or their droppings. The damage can lead to stunted growth or even plant death.
What Causes Caterpillars Disease on Cucumber?
What Causes Caterpillars Disease on Cucumber?
1
Eggs laid by adult moths and butterflies
Caterpillars are the larval stage of the insects in the order Lepidoptera, which includes moths and butterflies. They hatch from eggs laid by adults.
How to Treat Caterpillars Disease on Cucumber?
How to Treat Caterpillars Disease on Cucumber?
1
Non pesticide
Handpicking: Visually check, locate and remove caterpillars by hand.

Use of Biological control agents: Introduce natural predators or parasitoids like birds, beetles, and wasps.
2
Pesticide
Bacillus thuringiensis (Bt) application: Apply this bio-pesticide that specifically targets caterpillars while being safe for beneficial insects.
Continue reading in our app - it's better
A database of 400000+ plants
unlimited guides at your fingertips...
close
Leaf beetles
plant poor
Leaf beetles
Leaf beetles are a class of colored insects 1 to 2 cm in size. They gnaw on leaves and petals resulting in small, round holes scattered over the surface.
Overview
Overview
Leaf beetles range in size from 1.5 mm to 2 cm. Both adult beetles and their larvae eat the leaves of many different types of plants. There are over 35,000 different species of leaf beetles, in a variety of colors including gold, green, yellow-striped, and red striped. Some of these have been mistaken for ladybirds because of their shape and coloring. They can be oval, round, or elongated in shape. These insect pests are most active in spring and summer.
If not controlled, leaf beetles can do a lot of damage to vegetable crops and ornamental plants. They feed on the leaves, flowers, stems, roots, and fruits of different plants. They can fly, which means it's easy for them to move from one plant to another. Some species of leaf beetles only target one specific crop, while others will target many different types of plants. Although a lot of the damage that they cause is cosmetic, an infestation can weaken a plant and leave it prone to other more problematic diseases.
Symptom Analysis
Symptom Analysis
The first signs of a leaf beetles infestation are small visible holes in leaves. Leaves then become discolored and dark beetle droppings can be seen. As the leaves turn yellow and brown, they will drop off the plant onto the ground. Some leaves will appear skeletonized with only the veins still remaining.
Infestation begins in spring, when the adult beetles emerge from the soil and lay their eggs on the leaves of plants. When these eggs hatch, the young nymphs start munching on the leaves as they grow up. Once leaf beetles are large and mature, they'll fall to the ground and pupate in the soil over winter before starting the cycle all over again.
Leaf beetles also eat holes in fruits and vegetables. These can be seen as small round holes that sometimes have a larger brown area surrounding them.
Solutions
Solutions
For less serious cases:
  1. Remove beetles, nymphs, and eggs. Remove all life stages of the beetles and kill them by placing them in a bucket of warm, soapy water. This can be done more easily by placing the bucket under affected leaves and shaking the plant. This method is most effective in the afternoon when leaf beetles are more active. Always dispose of insects in a sealed bag or container to avoid escape and spread.
To treat more serious infestations:
  1. Apply organic insecticides. Use naturally-derived insecticides before moving on to synthetic insecticides. Neem oil and pyrethrum are naturally-derived insecticides that should be applied following label instructions.
  2. Apply synthetic insecticides. Examples of insecticides effective for leaf beetles include carbaryl, permethrin, and bifenthrin. Apply insecticides according to label instructions.
Prevention
Prevention
To prevent infestations of leaf beetles, follow these practices.
  1. Regularly check for beetles. To prevent large pest infestations, be proactive about frequently checking plants for pests and removing them quickly.
  2. Clear debris. Clear weeds and debris to remove areas where these beetles may overwinter and hide.
  3. Attract natural predators. Birds and other insects, such as wasps and ladybugs, are effective natural predators of leaf beetles. Encourage them to visit by including a diverse array of plants to provide habitat and food. Also, avoid applying broad-spectrum herbicides that can harm and kill beneficial insects.
  4. Plant aromatic herbs like mint, garlic, or rosemary, as these can repel leaf beetles.
Continue reading in our app - it's better
A database of 400000+ plants
unlimited guides at your fingertips...
close
Sap-sucking insects
plant poor
Sap-sucking insects
Sap-sucking insects can create dense clusters of small yellow or white spots on the leaves.
Symptom Analysis
Symptom Analysis
Your plant has developed tiny yellowish spots scattered across the leaves that look like mold or mildew. If these marks won't wipe off, they are likely caused by sap-sucking insects like aphids, squash bugs, scale bugs, leafhoppers, whiteflies, mites, mealybugs, and more.
Each of these pests uses mouthparts to pierce leaf tissues and suck the sap. uses mouthparts to pierce leaf tissues and suck the sap. Signs of damage are difficult to spot at first, but a large infestation can quickly compromise the whole plant. You're most likely to see sap-sucking insects during the hottest months because plants make easier targets when already weakened from heat or drought.
Though sap-sucking insects are unlikely to kill your plant on their own, they can severely weaken it and make it more susceptible to disease. They may also spread viruses from one plant to another as they feed.
Solutions
Solutions
Sap-sucking insects can be hard to spot, as they are often small and attach to the undersides of plant leaves. If you see signs of an infestation, follow these steps to eradicate it.
  1. Hand-pick bugs and remove eggs: Inspect your plants for insects and drop any you find in a container of soapy water. Look carefully at the undersides of plant leaves and squish any egg clusters you find.
  2. Use Insecticide: Targeted spraying can take out sap-sucking insects. Small infestations can be controlled with insecticidal soap, though larger outbreaks might require a stronger spray.
  3. Introduce natural predators: Many insects, including ladybugs and praying mantises, love to feast on sap-suckers. You can purchase them at garden stores and release them near infected plants, or encourage wild ones by creating habitat space.
Prevention
Prevention
Healthy plants are less likely to suffer from sap-sucker attacks. Keep them fortified with fertilizer and the right amounts of water and sunlight. Plants that receive excess nitrogen are also more susceptible to attack, so don’t overfertilize. You should also remove weeds and tall grasses surrounding your outdoor plants so as not to create habitat space for the pests.
Continue reading in our app - it's better
A database of 400000+ plants
unlimited guides at your fingertips...
close
Leaf rot
plant poor
Leaf rot
This pathogen can cause the leaves to rot.
Overview
Overview
Leaf rot is very common among both house plants and garden plants. It affects foliage and occurs mainly when the leaves become wet due to rain or misting by the gardener. The cause is fungal disease and this is facilitated by the fungal spores adhering to wet leaves then penetrating the leaf and expanding rapidly. Damp conditions and poor air circulation will increase chances of infection taking place. Another factor are leaves that are damaged or have been penetrated by sap sucking insects that facilitate plant penetration.
Symptom Analysis
Symptom Analysis
  1. Spores are able to cling to a damp leaf and penetrate, often through an existing wound.
  2. A small dark brown mark appears which expands rapidly as sporulation starts to take place.
  3. Quite quickly these bull's eye like circles can link together and the whole leaf turns dark and loses texture.
  4. Leaf drop occurs.
Disease Cause
Disease Cause
These symptoms are caused by a bacterial infection invading the plant. Bacteria from many sources in the environment (air, water, soil, diseased plants) enter a plant through wounds, or in some cases the stomata when they are open. Once inside the leaf tissue, the bacteria feed and reproduce quickly, breaking down healthy leaves.
Bacterial infections threaten most plant species, and are more prominent in wet weather that more easily transfers the bacteria from plant to plant, or from soil to plant.
Solutions
Solutions
Bacterial infections need to be treated quickly to prevent the spread to neighboring, healthy plants, potentially wiping out large sections of your indoor or outdoor garden.
In mild cases: Use sterilized (10% bleach solution) pruning shears or scissors to remove any infected plant parts, making sure to dispose of them off site. Use a copper-based bactericide to treat the unaffected foliage, as well as the soil, and neighboring plants. Follow the manufacturer’s rate and timing directions found on the product label.
In severe cases, where more than half the leaves are affected: Remove all of the infected plants from the garden, disposing of them off site. Treat the soil and neighboring plants using a copper-based bactericide. Follow the manufacturer’s rate and timing directions found on the product label.
Prevention
Prevention
  1. Clean up garden debris at the end of the season, especially if it contains any diseased plant tissue. Diseases can overwinter from season to season and infect new plants.
  2. Avoid overhead watering to prevent transferring pathogens from one plant to another, and to keep foliage dry.
  3. Mulch around the base of plants to prevent soil-borne bacteria from splashing up onto uninfected plants.
  4. Sterilize cutting tools using a 10% bleach solution when gardening and moving from one plant to another.
  5. Do not work in your garden when it is wet.
  6. Rotate crops to prevent the buildup of bacteria in one site due to continuous cropping.
  7. Use a copper or streptomycin-containing bactericide in early spring to prevent infection. Read label directions carefully as they are not suitable for all plants.
  8. Ensure plants are well spaced and thin leaves on densely leaved plants so that air circulation is maximised.
Continue reading in our app - it's better
A database of 400000+ plants
unlimited guides at your fingertips...
close
Brown spot
plant poor
Brown spot
This infection can cause brown spots or patches to appear on the plant.
Overview
Overview
Discolored spots on the foliage of plants are one of the most common disease problems people observe. These spots are caused by fungal and bacterial diseases, with most infections related to a fungal pathogen.
Brown spot can occurs on all houseplants, flowering ornamentals, vegetable plants, and leaves of trees, bushes, and shrubs. No plants are resistant to it, and the problem is worse in warm, wet environments. It can occur at any point in the life stage as long as leaves are present.
Small brownish spots appear on the foliage and enlarge as the disease progresses. In severe cases, the plant or tree is weakened when the lesions interrupt photosynthesis or cause defoliation.
Symptom Analysis
Symptom Analysis
In most cases, brown spot only affects a small percentage of the whole plant, appearing on a small amount of the leaves. A small infection only puts minor stress on the plant. However, if left untreated and the disease progresses over numerous seasons, it will severely impact the health and productivity of the infected specimen.
  • Sporulation begins (reproduction of the fungal spores), and tiny spots appear on leaves.
  • Placement is often random and scattered as diseases are spread through raindrops.
  • May appear on lower leaves and the interior of the plant where humidity is higher.
  • Brown spots enlarge and grow large enough to touch neighboring spots to form a more prominent blotch.
  • Leaf margins may turn yellow.
  • Tiny black dots (fruiting bodies of the fungi) appear in the dead spots.
  • Blotches grow in size until the entire leaf is brown.
  • The leaf falls off the plant.
Severe Symptoms
  • Partial or complete premature defoliation
  • Reduced growth
  • Increased susceptibility to pests and other diseases
Disease Cause
Disease Cause
Brown spot, or leaf spot, is a common descriptive term given to several diseases affecting the leaves of plants and trees. Around 85% of diseases exhibiting leaf spots are due to fungus or fungus-like organisms. Sometimes brown spot is caused by a bacterial infection, or insect activity with similar symptoms.
When conditions are warm and the leaf surfaces are wet, fungal spores being transported by wind or rain land on the surface and cling to it. They do not rupture the cell walls but grow in the space between the plant plasma membrane and the plant cell wall. As the spores reproduce, they release toxins and enzymes that cause necrotic spots (i.e., dead tissue) on the leaves, allowing the fungi to consume the products released when the cells degrade.
Solutions
Solutions
In minor cases of brown spot, there isn’t any need to treat the disease. However, if much of the foliage is affected and defoliation occurs, the plant will benefit from getting rid of the infection. It is recommended to start by applying organic treatment options, working up to the more potent synthetic, chemical fungicides if necessary.
Organic options won’t kill the fungus, but will prevent it from spreading.
  1. Dissolve ½ teaspoon of baking soda and one teaspoon of liquid soap in a gallon of water. Using a spray bottle, spray on tops and bottoms of leaves until the mixture drips off. Repeat every two weeks until existing spots stop enlarging and new spots no longer appear.
  2. Spray a copper-based fungicidal soap on the leaves, coating the top and bottom leaf surfaces. Reapply as directed on the product label. Copper penetrates the leaf surface and prevents germination of spores so the fungus cannot spread.
  3. Apply an all-purpose fungicide to the entire plant, following the label instructions carefully.
Prevention
Prevention
Like many other diseases, it is easier to prevent brown spot than cure it, and this is done through cultural practices.
  • Clear fall leaves from the ground before winter to minimize places where fungi and bacteria can overwinter.
  • Maintain good air movement between plants through proper plant spacing.
  • Increase air circulation through the center of plants through pruning.
  • Thoroughly clean all pruning tools after working with diseased plants.
  • Never dispose of disease plant material in a compost pile.
  • Avoid overhead watering to keep moisture off of the foliage.
  • Keep plants healthy by providing adequate sunlight, water, and fertilizer.
Continue reading in our app - it's better
A database of 400000+ plants
unlimited guides at your fingertips...
close
Yellow spot
plant poor
Yellow spot
Leaf spot can show up as yellow or white spots on the leaves.
Overview
Overview
Yellow spot is a common condition that affects all types of plants -- flowering ornamentals, trees, shrubs, herbs, and vegetable plants -- worldwide. Yellow spots may appear because of dozens of potential causes and occur in various environmental and climatic conditions, but fortunately, most are easy to address. The most common causes of yellow spots include diseases, nutrient deficiency, watering problems, and pests.
In most cases, yellow spots can be treated without permanent damage to the plant. However, in some fungal disease cases, nothing can be done to treat the disease after infection, and the plant will ultimately perish from the disease.
Due to this, the most critical aspect of addressing yellow spots on plants is correctly determining the cause.
Symptom Analysis
Symptom Analysis
Symptoms occur on varying parts of the plant, depending upon the cause. Smaller spots tend to be indicative of younger infections or newly developing problems.
  • Small yellow spots appear on leaves
  • Spots can occur on the lower or upper leaf surfaces, or both
  • Raised, rounded, or sunken spots with fringed or smooth edges
  • Spots may grow together, causing leaves to become totally discolored
  • Stunted growth
  • Premature leaf drop
Disease Cause
Disease Cause
The vast majority of yellow spot diseases are caused by fungal pathogens. However, there are some situations in which bacteria, environmental conditions, or other issues may be blamed.
Diseases are typically host-specific, so they may only affect plants within the same family. That said, just about every single species of plant is vulnerable to at least one disease that causes yellow spot. The most common problems are leaf blight, leaf septoria, powdery mildew, and downy mildew, to name a few.
All plants need specific nutrients from the soil to survive. When these nutrients become depleted or unavailable for plant uptake due to particular conditions, deficiencies occur, and yellow spots are seen.
  • Nitrogen is an integral component of chlorophyll.
  • Iron is needed in the enzymes that make chlorophyll.
Yellow spots may also appear because of incorrect watering, mainly underwatering, or infestations of sap-sucking pests such as aphids.
  • Too little water inhibits photosynthesis. Too much water pushes oxygen out of the soil and the roots cannot take in nutrients or even water from the soil.
  • Insect problems can cause yellow spots directly by damaging leaf tissue when feeding, or they may introduce pathogens.
Solutions
Solutions
Diseases
Fungicides can prevent the transmission of spores, but they may not treat the established infection. The first step is removing and disposing of all infected plant parts. Then apply recommended chemicals.
For bacterial infections, apply a spray containing copper or streptomycin.
For fungal infections, consult the local cooperative extension for recommendations on which fungicides will work best.
Nutrient deficiency
Apply a liquid fertilizer via foliar application to fix the deficiency quickly. Follow label directions regarding dosing instructions and application notes, such as not using before the rain or when temperatures are out of the recommended range.
Incorrect watering
Determine the water requirements for your specific plant, and follow accordingly. Some plants like consistently moist soil, and others like the soil to dry out slightly before being watered.
Pests
Thoroughly apply an insecticidal soap, an organic product like neem oil, or an appropriate chemical insecticide to the plant.
Prevention
Prevention
Depending on the type of plant and which specific disease is causing yellow spot, problems may be avoided by taking the following preventative steps:
  • Plant resistant varieties
  • Avoid planting susceptible varieties close together - space susceptible plants further apart from one another so it’s more difficult for the fungal spores to find new plant hosts.
  • Water wisely - water from below rather than splashing water on foliage. This can reduce the spread of both bacterial and fungal pathogens responsible for yellow spot.
  • Prune - prune as a way of getting rid of affected leaves but also to control the spread of yellow spot to new plants. Pruning can also improve air circulation to limit disease spread.
  • Rotate crops - many diseases, including downy mildew, can live in the soil over the winter and produce problems for many years. Rotate annual crops to new locations each year so that they aren’t growing anywhere in which plants in the same family were grown within the last three to four years.
Continue reading in our app - it's better
A database of 400000+ plants
unlimited guides at your fingertips...
distribution

Distribution of Cucumber

feedback
Feedback
feedback

Habitat of Cucumber

Vegetable garden
Northern Hemisphere
South Hemisphere

Distribution Map of Cucumber

distribution map
Native
Cultivated
Invasive
Potentially invasive
Exotic
No species reported
care_scenes

More Info on Cucumber Growth and Care

feedback
Basic Care Guide
Common Pests & Diseases
Explore More
Caterpillars
Caterpillars
Caterpillars are a common pest attacking Cucumber, affecting the plant's productivity and health. They feed on the leaves, lowering the plant's photosynthetic ability. Timely identification and management are necessary to mitigate damage and loss.
 detail
Leaf spot
Leaf spot
Leaf Spot is a common pathogenic disease in Cucumber that causes yellow to brown spots, potentially leading to leaf drop and reduced yield. It is caused by various fungi and bacteria that thrive in wet, warm conditions.
 detail
Brown blotch yellow edge
Brown blotch yellow edge
Brown spot is a fungal disease affecting Cucumber, causing brown spots on leaves and fruits. The pathogen thrives in warm, humid conditions, significantly impacting plant health and productivity.
 detail
Powdery mildew
Powdery mildew
Powdery mildew is a common fungal disease inflicting Cucumber, causing a powdery white coating on its surface, leading to photosynthesis obstruction, plant growth hindrance, and yield reduction. It is highly infectious yet moderately lethal, but can be managed with appropriate treatments.
 detail
Leaf miners
Leaf miners
Leaf miners are tiny larva of a species of moths, flies, and sawflies that dig tunnels within Cucumber's leaves resulting in foliage discoloration, reduced plant vigor, and decreased crop yield. Its presence signifies proper preventive and control measures are needed.
 detail
Wilting
Wilting
Wilting is a severe disease affecting Cucumber, leading to rapid decline and death of the plant. Caused by multiple biotic and abiotic factors, it impacts Cucumber's growth stages and yield, requiring timely intervention and management.
 detail
Leaf rot
Leaf rot
Leaf rot is a harmful plant disease that significantly affects the health of the Cucumber leading to lower yields. This pervasive disease poses a threat to gardeners and commercial growers alike, with symptoms becoming apparent on leaves and fruits.
 detail
Angular leaf spot
Angular leaf spot
Angular leaf spot is a common disease affecting Cucumber, causing yellowish spots on leaves that eventually turn brown, leading to possible defoliation and reduced yields. This disease often thrives amid wet, cool conditions and can be managed through both cultural and chemical methods.
 detail
Yellow spots
Yellow spots is a disease impacting Cucumber that leads to distinct discolorations on leaves. If not treated, it hampers photosynthesis, inhibits growth, and decreases crop yield. High humidity and poor sanitation are known causes.
 detail
Spots
Spots is a common fungal disease affecting Cucumber, resulting in decreased yield and poor produce quality. It's caused by the fungus Cercospora cucumerina, resulting in yellowish-green spots. If untreated, it can lead to wilting and death of the plant.
 detail
Leaf drooping
Leaf Drooping is a physiological disorder often affecting Cucumber and resulting in wilting and drooping of foliage. It majorly impacts the plant's vigor and yield, as it hampers photosynthesis, and could lead to premature fruit drop if not addressed promptly.
 detail
Fruit malformation
Fruit malformation is a disease affecting Cucumber, leading to distorted and misshapen fruits. It's caused by various pathogens, environmental conditions, and often results in decreased yield and quality. Early detecting and proper control strategies are crucial.
 detail
Dark blotch
Dark blotch is a destructive fungal disease severely impacting Cucumber, causing necrotic tissue formations or dark spots on the plant leaves and fruit. Sudden, severe outbreaks can result in significant yield loss.
 detail
Wounds
Wounds in Cucumber occur from physical damage, altering the normal growth and function of the plant. Resulting in reduced yield quality and quantity, it exposes Cucumber to infection by disparate pathogens, increases susceptibility to dehydration, and leads to unnecessary stress.
 detail
Stem rot
Stem rot is a severe disease affecting Cucumber, causing decaying stems and leaving the plant vulnerable to death. Caused predominantly by soil-borne fungi, the disease thrives in high moisture and can spread quickly, seriously affecting crop productivity and quality.
 detail
Yellow edges
Yellow edges is a widespread plant disease that severely affects the health and productivity of Cucumber. This disease causes yellowing and browning of leaf edges and interferes with photosynthesis, leading to abnormal growth and reduced crop yield.
 detail
Whole plant withering
Whole plant withering is a devastating disease affecting Cucumber, leading to substantial yield losses. The disease is characterized entirely by plant withering, often associated with discoloration. It is caused majorly by fungal pathogens and poor cultural practices.
 detail
Leafminer stripe
Leafminer stripe is a plant disease affecting Cucumber, causing noticeable yellowed stripes on leaves which, in severe cases, cause reduced yield and stunted growth. It is caused by the larvae of the leafminer fly and can occur multiple times in a growing season.
 detail
Leaf wilting
Leaf wilting is a disease affecting a variety of plants, including Cucumber. It can severely impact plant health, with signs like sagging and yellowing leaves. This primarily results in poor fruit yield and quality, often causing the demise of the plant.
 detail
Leaf tip withering
Leaf tip withering is a disease that severely impacts Cucumber by causing the edges of leaves to dry out and curl. This condition often leads to reduced photosynthesis, stunted growth, and potentially, plant death if left untreated.
 detail
Yellow blotch
Yellow blotch, caused primarily by bacterial infection, is a disease that poses substantial damage to Cucumber. It induces yellowing and drying of leaves, decreased productivity, and potentially plant death if left untreated.
 detail
plant_info

Plants Related to Cucumber

feedback
Feedback
feedback
product icon close
Your Ultimate Guide to Plants
Identify grow and nurture the better way!
product icon
17,000 local species +400,000 global species studied
product icon
Nearly 5 years of research
product icon
80+ scholars in botany and gardening
ad
product icon close
Continue reading in our app - it's better
A database of 400000+ plants
unlimited guides at your fingertips...
Water
close
Cucumber Watering Instructions
Cucumber hails from South Asia, naturally thriving in a monsoon climate characterized by high humidity and rainfall. Therefore, its watering needs correlate with these conditions. Cucumber prefers to be regularly watered, mimicking the frequent rains of the monsoon season. However, it requires well-drained soil to avoid overwatering, reflecting the naturally quick-draining sandy and loamy soils in its native habitat.
When Should I Water My Cucumber?
Introduction
Proper and timely watering plays a crucial role in maintaining the overall health and development of the cucumber. It contributes to its optimal growth, vibrant fruit production, and resistance against diseases. Therefore, understanding the appropriate signals indicating when the plant should be watered is essential.
Soil Moisture
To determine if cucumber needs water, check the soil moisture by inserting your finger 1 to 2 inches into the soil. If it feels dry at that depth, it's time to water the plant.
Wilting Leaves
If the leaves of cucumber start to wilt and appear droopy, it is a clear indication that the plant is under-watered and needs to be watered immediately.
Leaf Color
When the leaves of cucumber start to lose their vibrant green color and become dull or yellowish, it signifies a water deficiency. This color change is a signal that the plant needs watering.
Semi-Dry Soil
When you touch the soil around the plant base and it feels slightly dry, it indicates that the plant is approaching the need for water. Watering at this stage ensures optimal hydration.
Fruit Development Stage
During the fruit development stage of cucumber, it requires consistent and adequate watering to support the growth and quality of the fruits. Insufficient water during this stage may result in small, malformed, or less flavorful cucumbers.
Temperature and Humidity
High temperatures and low humidity levels can accelerate moisture evaporation from the plant and soil. When exposed to these conditions, cucumber may require more frequent watering to compensate for the increased water loss.
Early Watering Risks
Watering cucumber too early, when the soil is still moist, can lead to over-watering and promote root rot, fungus infestation, and other root diseases. Therefore, it is important to ensure the soil has dried out adequately between watering.
Late Watering Risks
Delaying watering cucumber for an extended period when the plant is visibly wilted or the soil is excessively dry can stunt its growth and compromise fruit production. In severe cases, it may even lead to plant death.
Conclusion
Recognizing these signs is crucial to maintaining a healthy watering schedule for cucumber. By providing water at the right times, you promote optimal growth, fruit development, and overall plant vigor.
How Should I Water My Cucumber?
Watering Requirements
Cucumber, has specific watering needs and sensitivities that should be considered for optimal hydration.
Watering Technique
For cucumber, it is best to water at the base of the plant rather than directly on the foliage. This helps to prevent the risk of fungal diseases and allows the roots to absorb water efficiently. One effective technique for watering cucumber is bottom-watering. This involves placing the plant pot in a tray or saucer filled with water and allowing the roots to soak up the moisture from the bottom up. This method ensures that the roots receive adequate hydration without over-saturating the surface of the soil.
Watering Can Type
When using a watering can to water cucumber, it is recommended to choose one with a narrow spout. This allows you to direct the water flow directly to the base of the plant, avoiding excessive moisture on the foliage. Additionally, a watering can with a fine misting nozzle can be useful for gently moistening the soil surface and promoting even hydration.
Moisture Measurement Tools
Using a moisture meter can help in determining the watering needs of cucumber. By inserting the probe into the soil, you can monitor the moisture levels and adjust your watering accordingly. This can help prevent both under-watering and over-watering.
Avoidance of Watering Foliage
When watering cucumber, it is important to avoid wetting the foliage as much as possible. Excessive moisture on the leaves can lead to the development of fungal diseases. Direct the water towards the base of the plant and allow it to soak into the soil instead.
Monitoring Soil Moisture
It is beneficial to regularly check the moisture levels of the soil to ensure optimal hydration for cucumber. This can be done by inserting your finger or a moisture meter into the soil to assess its dampness. Avoid watering if the soil feels moist enough, as over-watering can lead to root rot.
Watering Frequency
While specific watering frequencies cannot be provided, it is important to maintain consistent moisture levels in the soil for cucumber. Adjust your watering based on the needs of the plant and the environmental conditions. Factors such as temperature, humidity, and soil drainage will influence the watering requirements of cucumber.
How Much Water Does Cucumber Really Need?
Introduction
Cucumber is a plant native to South Asia, and it requires consistent moisture to thrive. It is commonly cultivated for its edible fruits, known as cucumbers. Understanding the optimal water quantity and conditions for this plant will help ensure its successful growth and production.
Optimal Watering Quantity
The optimal water quantity for cucumber depends on several factors, including pot size, root depth, and plant size. Cucumber's roots are known to grow deep, reaching up to 2 feet below the soil surface. Therefore, it is important to provide thorough watering to reach the entire root system. A general guideline is to water cucumber until moisture reaches a depth of 6 to 8 inches. This typically requires 1 to 2 inches of water per week. However, adjust the watering amount based on the size of the pot and plant. Larger pots and bigger plants may require more water.
Signs of Proper Hydration
To determine if cucumber is receiving the right amount of water, observe the leaves and soil conditions. Properly hydrated plants will have lush, green leaves that appear turgid. The soil should be consistently moist but not waterlogged. If the leaves are wilted or have a drooping appearance, it may indicate under-watering. On the other hand, yellowing leaves or excessive moisture in the soil could signal over-watering.
Risks of Improper Watering
Providing too much water to cucumber can lead to root rot, which can inhibit the plant's ability to absorb nutrients and result in poor growth. Over-watering can also increase the risk of fungal diseases. Conversely, under-watering cucumber can cause stunted growth and reduced fruit production. It is important to maintain a balance and avoid extreme fluctuations in moisture levels.
Additional Advice
In addition to quantity, consider the quality of water. Cucumber prefers slightly acidic soil, so using rainwater or filtered water can help maintain optimal pH levels. Avoid using chlorinated or heavily treated water, as it may negatively affect the plant's health. Regularly monitor the soil moisture levels and adjust watering accordingly, ensuring it remains consistently moist but not saturated.
How Often Should I Water Cucumber?
Smart Seasonal Watering
Install the app for seasonal watering guidance
Download the App
Seedling
Every 3 days
Growing
Every 5 days
Flowering
Every 3 days
Fruiting
Every 4 days
Calculated based on: Chicago / March
What Kind of Water is Best for Cucumber?
Water Source Preference
Cucumber thrives best with the use of distilled or rainwater. Tap water can also be used if it's left to dechlorinate as detailed below.
Water Treatment
Cucumber can be sensitive to chlorine commonly found in tap water. Letting tap water sit out for 24 hours before watering allows the chlorine to evaporate. Alternatively, you can use a water conditioner to remove chlorine and chloramines which can be harmful to the plant.
Sensitivity to Contaminants
Cucumber is relatively tolerant to various water types, but high levels of fluoride, found in some tap waters, can cause leaf tip burn. Minimize this risk by using rainwater, distilled or dechlorinated tap water.
Mineral Tolerance
Cucumber prefers a mildly acidic to neutral pH. Keep an eye on the magnesium and calcium levels in your water as deficiencies could lead to hollow fruits. Using calcium/magnesium-enriched water can help alleviate these problems.
Water Temperature
Cucumber prefers room temperature water rather than cold or hot. This helps to avoid shocking the roots and ensures optimal nutrient uptake.
Significance of Right Water Type
The correct water type is crucial for the health of cucumber. Incorrect water conditions can lead to tip burn, hollow fruits, poor fruit set, and overall decreased vitality.
How Do Cucumber's Watering Needs Change with the Seasons?
How to Water cucumber in Spring?
As spring arrives, the cucumber emerges from its winter dormancy, initiating growth. This period calls for a moderate watering schedule to supply necessary hydration to the developing roots. It is, however, essential to avoid overwatering as excessively wet soils might incur root rot. Always check for the top 1-2 inches soil moisture before watering.
How to Water cucumber in Summer?
During summer, cucumber enters into its active growing stage. As the temperatures rise and days become longer, the plant's water demands increase. To sustain cucumber's vigorous growth, ensure to keep the soil consistently moist but not waterlogged. During particularly hot and dry spells, regular daily watering might be necessary in the early morning or late evening to minimize evaporation.
How to Water cucumber in Autumn?
As autumn approaches, cucumber's growth gradually slows, and its water needs begin to decrease. Watering should be slowly reduced, aligning with the decelerating plant growth and cooler weather. The soil should not be left to dry out completely, but watering can be less frequent while still ensuring the plant remains adequately hydrated to prepare for the winter period ahead.
How to Water cucumber in Winter?
During winter, cucumber enters a state of dormancy. During this rest period, the plant's water requirements are significantly reduced. Typically, a minimal watering routine is best for cucumber during this season. However, if cucumber is grown in a heated indoor environment, occasional watering is still necessary to prevent the soil from drying out, paying keen attention not to overwater.
What Expert Tips Can Enhance Cucumber Watering Routine?
Watering Depth
When watering cucumber, it's essential to ensure that the water reaches the plant's roots. Deep watering encourages the roots to grow deeper into the soil, making the plant more resilient to drought. Use a watering wand or soaker hose to deliver water directly to the base of the plant and water until the soil is moist to a depth of at least 6 inches.
Mulching
Applying a layer of organic mulch around the base of cucumber can help retain soil moisture by reducing evaporation and suppressing weeds. Choose a mulch such as straw, shredded leaves, or wood chips and apply it to a depth of about 2-3 inches. Avoid piling mulch directly against the stems as this can promote fungal diseases.
Watering Schedule
Establishing a consistent watering schedule is crucial for cucumber's growth and fruit development. Water deeply once or twice a week, depending on the weather conditions, rather than shallow watering every day. Monitor the soil moisture by inserting your finger or a moisture meter into the soil to ensure it's drying out between waterings.
Sun Exposure
Cucumber benefits from full sun exposure for at least 6-8 hours a day. However, in excessively hot climates, afternoon shade can help prevent stress and wilting. Adjust your watering routine accordingly to provide extra moisture during periods of intense sunlight and heat.
Rainwater Harvesting
Consider collecting rainwater to use for watering cucumber. Rainwater is free from added chemicals and is a naturally soft water source that plants often prefer. Install rain barrels or a rainwater collection system to capture and store rainwater for use during dry periods or when the plant needs watering.
Signs of Thirst
Keep an eye out for signs that cucumber needs water. Wilting leaves, dry soil, and a general lack of vigor are common indicators. If the top inch of soil feels dry to the touch, it's time to water. Avoid waiting until the plant is severely wilted, as this can shock the plant and hinder its overall health.
Preventing Over-Watering
Over-watering can lead to root rot and other issues for cucumber. To prevent over-watering, ensure that the soil has adequate drainage. Avoid waterlogged soil by using well-draining soil mixes and containers with drainage holes. Additionally, water only when the plant needs it and always allow excess water to drain away.
Considering Hydroponics? How to Manage a Water-Grown Cucumber?
Overview
Cucumber is a plant from the Cucurbitaceae family that can be successfully grown using hydroponics. Hydroponics is a method of growing plants without soil, using a water-based nutrient solution to provide the necessary nutrients.
Hydroponic System
The nutrient film technique (NFT) is well-suited for cultivating cucumber hydroponically. In this system, a thin film of nutrient-rich water flows continuously over the roots, providing a constant supply of nutrients.
Nutrient Solution
Cucumber prefers a balanced nutrient solution with a pH of 5.8-6.2 for optimal growth. The concentration of nutrients should be adjusted based on the plant's growth stage, with higher concentrations during the vegetative stage and lower concentrations during flowering and fruiting.
Nutrient Change
The nutrient solution should be changed every 1-2 weeks to prevent the buildup of salts and maintain optimal nutrient levels. Regular monitoring of the nutrient solution's pH and EC levels is essential to ensure the plant's health.
Challenges
Root rot can be a common issue when growing cucumber hydroponically. To prevent this, it is important to ensure proper oxygenation of the root zone and avoid overwatering. Nutrient imbalances can also occur, so regular monitoring and adjustment of the nutrient solution is crucial. Cucumber requires a significant amount of light, so providing adequate lighting in the hydroponic setup is essential.
Monitoring Plant Health
Signs of stress in cucumber include wilting leaves, yellowing foliage, or stunted growth. Compared to soil-grown plants, hydroponically grown cucumber may show different symptoms due to variations in nutrient availability and root zone conditions. Regular visual inspection and monitoring of the nutrient solution's parameters can help identify and address any issues.
Adjusting Hydroponic Environment
As cucumber progresses through its growth stages, adjustments to the hydroponic environment may be necessary. This can include increasing nutrient concentrations during vegetative growth, providing additional support for the growing vines, or adjusting lighting intensity and duration during flowering and fruiting stages.
Important Symptoms
Overwatering Symptoms of Cucumber
Overwatering can potentially cause disease symptoms in Cucumber, even though it thrives in a moist soil environment. However, excessive watering leading to prolonged dampness or waterlogging can result in yellowing leaves, brown or black spots, root rot...
View more
(Symptom details and solutions)
Brown or black spots
Excessive watering can damage the plant's root system, making it vulnerable to fungal infections. The plant may develop dark brown to black spots that spread upwards from the lower leaves which are usually the first to be affected.
Root rot
Excess water in the soil can lead to the growth of harmful fungi and bacteria, causing the roots to rot and eventually kill the plant.
Soft or mushy stems
Excess water can cause stems to become soft and mushy, as the cells become waterlogged and lose their structural integrity.
Increased susceptibility diseases
Overwatering plants may become more susceptible and diseases as their overall health declines, weakening their natural defenses.
Solutions
1. Adjust watering frequency based on seasons and soil dryness. Wait for soil to dry before watering.2. Increase soil aeration by loosening surface and gently stirring with a wooden stick or chopstick.3. Optimize environment with good ventilation and warmth to enhance water evaporation and prevent overwatering.
Underwatering Symptoms of Cucumber
Cucumber is prone to experiencing plant health issues when lacking watering because it prefers a moist soil environment. Symptoms of dehydration include wilting, leaf curling, yellowing leaves...
View more
(Symptom details and solutions)
Wilting
Due to the dry soil and insufficient water absorption by the roots, the leaves of the plant will appear limp, droopy, and lose vitality.
Leaf curling
Leaves may curl inward or downward as they attempt to conserve water and minimize water loss through transpiration.
Yellowing leaves
The leaves may begin to yellow or develop dry tips as a result of water stress and reduced nutrient uptake.
Dying plant
If underwatering continues for an extended period, the plant may ultimately die as a result of severe water stress and an inability to carry out essential functions.
Solutions
1. Thoroughly saturate soil with slow ring watering to ensure uniform and sufficient moisture for plants. 2. Increase air humidity with water trays or misting to slow leaf water evaporation. 3. Watering according to the recommended frequency.Adjust watering frequency based on seasons and soil dryness.
Watering Troubleshooting for Cucumber
Why are my cucumber leaves turning yellow?
The yellowing of the leaves on your cucumber plant could be due to overwatering. This plant requires a moderate amount of water. Overwatering can cause water to clog the roots, preventing them from absorbing nutrients, and leading to yellow leaves. Reduce the watering frequency and ensure the soil has good drainage. If you're growing cucumbers indoors, consider watering only when the top inch of the soil is dry.
Why are my cucumber plants wilting despite regular watering?
Wilting in cucumber plants can come from under-watering. These plants need consistently moist soil to thrive. While regular watering is important, insufficient amounts of water can lead to wilting. A solution is to water deeply rather than frequently, ensuring that the water reaches the root zone. Remember, the top 6 to 8 inches of soil should be moist after watering.
Why is my cucumber showing edges of leaves getting brown?
Brown leaf edges can be a sign of underwatering. When cucumber receives insufficient water, leaves can dry out and brown at the edges. Moreover, inconsistent watering can stress the plant leading to similar symptoms. Establish a regular watering schedule, ensuring the soil is thoroughly wet and benefits the deeper root zone, preventing the plant from drying out.
My cucumber has dry and brittle leaves. What could be the cause?
Dry and brittle leaves in cucumber can indicate overexposure to sunlight combined with insufficient watering. These often go hand in hand, as sun exposure can dry out the plant faster. Make sure your plant is not positioned in a location where it receives direct and harsh sunlight all day and increases the watering frequency to keep the soil moist.
Why are my cucumber fruits small and not growing despite frequent watering?
Small fruits despite regular watering could be due to overwatering. Overwatering can lead to poor root health, affecting nutrient absorption and fruit development. The cucumber require a delicate balance of water—not too much, not too little. Maintain a proper watering schedule that allows the top soil to dry out slightly between watering, and ensure that the soil is well-draining to avoid water log.
Discover information about plant diseases, toxicity, weed control and more.
Lighting
close
Indoor
Indoor
Outdoor
Choose a site here for personalized care tips.
Requirements
Full sun
Ideal
Above 6 hours sunlight
Partial sun
Tolerance
About 3-6 hours sunlight
Watch how sunlight gracefully moves through your garden, and choose spots that provide the perfect balance of light and shade for your plants, ensuring their happiness.
Essentials
Cucumber craves generous exposure to the sun for flourishing health. The origin habitat conditions match this requirement. Throughout growth stages, plentiful solar exposure is essential. However, too less or too much sun can hinder growth, causing pale or withered foliage, affecting overall health.
Preferred
Tolerable
Unsuitable
icon
Know the light your plants really get.
Find the best spots for them to optimize their health, simply using your phone.
Download the App
Artificial lighting
Indoor plants require adequate lighting for optimal growth. When natural sunlight is insufficient, particularly in winter or in less sunny spaces, artificial lights offer a vital solution, promoting faster, healthier growth.
View more
Indoor plants require adequate lighting for optimal growth. When natural sunlight is insufficient, particularly in winter or in less sunny spaces, artificial lights offer a vital solution, promoting faster, healthier growth.
1. Choose the right type of artificial light: LED lights are a popular choice for indoor plant lighting because they can be customized to provide the specific wavelengths of light that your plants need.
Full sun plants need 30-50W/sq ft of artificial light, partial sun plants need 20-30W/sq ft, and full shade plants need 10-20W/sq ft.
2. Determine the appropriate distance: Place the light source 12-36 inches above the plant to mimic natural sunlight.
3. Determine the duration: Mimic the length of natural daylight hours for your plant species. most plants need 8-12 hours of light per day.
Important Symptoms
Symptoms of Insufficient Light in %s
Cucumber thrives in full sunlight and is commonly cultivated outdoors. When grown indoors with limited light, it may exhibit subtle symptoms of light deficiency that can easily go unnoticed.
View more
(Symptom details and solutions)
Impact on flowering and fruiting
Your plant may not show obvious abnormalities due to insufficient sunlight, but it can have adverse effects on future flowering and fruiting.
Leggy or sparse growth
The spaces between leaves or stems of your cucumber may become longer, resulting in a thin and stretched-out appearance. This can make the plant look sparse and weak, and it may easily break or lean due to its own weight.
Slower or no new growth
Cucumber enters a survival mode when light conditions are poor, which leads to a halt in leaf production. As a result, the plant's growth becomes delayed or stops altogether.
Solutions
1. To ensure optimal growth, gradually move plants to a sunnier location each week, until they receive at least 6 hours of direct sunlight daily. Use a south-facing window and keep curtains open during the day for maximum sunlight exposure and nutrient accumulation.2. To provide additional light for your plant, consider using artificial light if it's large or not easily movable. Keep a desk or ceiling lamp on for at least 8 hours daily, or invest in professional plant grow lights for ample light.
Symptoms of Excessive light in %s
Cucumber thrives in full sun exposure and can tolerate intense sunlight. With their remarkable resilience, symptoms of sunburn may not be easily visible, as they rarely suffer from it.
View more
(Symptom details and solutions)
Chlorosis
Chlorosis is a condition where the plant's leaves lose their green color and turn yellow. This is due to the breakdown of chlorophyll from excessive sunlight, which negatively affects the plant's ability to photosynthesize.
Sunscald
Sunscald occurs when the plant's leaves or stems are damaged by intense sunlight exposure. It appears as pale, bleached, or necrotic areas on the plant tissue and can reduce the plant's overall health.
Leaf Curling
Leaf curling is a symptom where leaves curl or twist under extreme sunlight conditions. This is a defense mechanism used by the plant to reduce its surface area exposed to sunlight, minimizing water loss and damage.
Wilting
Wilting occurs when a plant loses turgor pressure and its leaves and stems begin to droop. Overexposure to sunlight can cause wilting by increasing the plant's water loss through transpiration, making it difficult for the plant to maintain adequate hydration.
Leaf Scorching
Leaf scorching is a symptom characterized by the appearance of brown, dry, and crispy edges or patches on leaves due to excessive sunlight. This can lead to a reduction in photosynthetic capacity and overall plant health.
Solutions
1. Move your plant to the optimal position where it can receive abundant sunlight but also have some shade. An east-facing window is an ideal choice as the morning sunlight is gentler. This way, your plant can enjoy ample sunlight while reducing the risk of sunburn.2. It is recommended to trim off any completely dehydrated or withered parts of the plant.
Discover information about plant diseases, toxicity, weed control and more.
Temperature
close
Indoor
Indoor
Outdoor
Choose a site here for personalized care tips.
Requirements
Ideal
Tolerable
Unsuitable
Just like people, each plant has its own preferences. Learn about your plants' temperature needs and create a comforting environment for them to flourish. As you care for your plants, your bond with them will deepen. Trust your intuition as you learn about their temperature needs, celebrating the journey you share. Lovingly monitor the temperature around your plants and adjust their environment as needed. A thermometer can be your ally in this heartfelt endeavor. Be patient and gentle with yourself as you explore your plants' temperature needs. Cherish your successes, learn from challenges, and nurture your garden with love, creating a haven that reflects the warmth of your care.
Essentials
Cucumber is native to an environment where temperatures range from 68 to 100 °F (20 to 38 ℃). It thrives at these temperatures and may require adaptations in colder or hotter climates. Adjustments such as using greenhouses or shade clothes may be necessary based on the season.
Regional wintering strategies
Cucumber prefers relatively warm temperatures, so maintaining temperatures above {Suitable_growth_temperature_min} during winter cultivation is beneficial for plant growth. The minimum temperature should be kept above freezing point to prevent the plant from freezing damage. When the outdoor temperature approaches -5°C (25°F) during winter, it is advisable to bring Cucumber indoors or provide protection by setting up a temporary greenhouse or using materials such as plastic film or fabric to wrap the plant.
Important Symptoms
Symptoms of Low Temperature in Cucumber
Cucumber has moderate tolerance to low temperatures and thrives best when the temperature is between {Suitable_growth_temperature_min} and {Suitable_growth_temperature_max}. During winter, it should be kept above {Tolerable_growing_temperature_min}. When the temperature falls below {Limit_growth_temperature}, the leaves may darken in color. In severe cases, water-soaked necrosis, wilting, and drooping may occur, and the color of the leaves gradually turns brown.
Solutions
Trim away the frost-damaged parts. Immediately move indoors to a warm environment or set up a makeshift greenhouse for cold protection. When placing the plant indoors, choose a location near a south-facing window to ensure ample sunlight. If there is insufficient light, you can use supplemental lighting.
Symptoms of High Temperature in Cucumber
During summer, Cucumber should be kept below {Suitable_growth_temperature_max}. When the temperature exceeds {Tolerable_growing_temperature_max}, the plant's growth slows down, the color of its leaves becomes lighter, and it becomes more susceptible to sunburn.
Solutions
Trim away the sunburned and dried-up parts. Move the plant to a location that provides shade from the afternoon sun. Water the plant in the morning and evening to keep the soil moist.
Discover information about plant diseases, toxicity, weed control and more.
Cookie Management Tool
In addition to managing cookies through your browser or device, you can change your cookie settings below.
Necessary Cookies
Necessary cookies enable core functionality. The website cannot function properly without these cookies, and can only be disabled by changing your browser preferences.
Analytical Cookies
Analytical cookies help us to improve our application/website by collecting and reporting information on its usage.
Cookie Name Source Purpose Lifespan
_ga Google Analytics These cookies are set because of our use of Google Analytics. They are used to collect information about your use of our application/website. The cookies collect specific information, such as your IP address, data related to your device and other information about your use of the application/website. Please note that the data processing is essentially carried out by Google LLC and Google may use your data collected by the cookies for own purposes, e.g. profiling and will combine it with other data such as your Google Account. For more information about how Google processes your data and Google’s approach to privacy as well as implemented safeguards for your data, please see here. 1 Year
_pta PictureThis Analytics We use these cookies to collect information about how you use our site, monitor site performance, and improve our site performance, our services, and your experience. 1 Year
Cookie Name
_ga
Source
Google Analytics
Purpose
These cookies are set because of our use of Google Analytics. They are used to collect information about your use of our application/website. The cookies collect specific information, such as your IP address, data related to your device and other information about your use of the application/website. Please note that the data processing is essentially carried out by Google LLC and Google may use your data collected by the cookies for own purposes, e.g. profiling and will combine it with other data such as your Google Account. For more information about how Google processes your data and Google’s approach to privacy as well as implemented safeguards for your data, please see here.
Lifespan
1 Year

Cookie Name
_pta
Source
PictureThis Analytics
Purpose
We use these cookies to collect information about how you use our site, monitor site performance, and improve our site performance, our services, and your experience.
Lifespan
1 Year
Marketing Cookies
Marketing cookies are used by advertising companies to serve ads that are relevant to your interests.
Cookie Name Source Purpose Lifespan
_fbp Facebook Pixel A conversion pixel tracking that we use for retargeting campaigns. Learn more here. 1 Year
_adj Adjust This cookie provides mobile analytics and attribution services that enable us to measure and analyze the effectiveness of marketing campaigns, certain events and actions within the Application. Learn more here. 1 Year
Cookie Name
_fbp
Source
Facebook Pixel
Purpose
A conversion pixel tracking that we use for retargeting campaigns. Learn more here.
Lifespan
1 Year

Cookie Name
_adj
Source
Adjust
Purpose
This cookie provides mobile analytics and attribution services that enable us to measure and analyze the effectiveness of marketing campaigns, certain events and actions within the Application. Learn more here.
Lifespan
1 Year
This page looks better in the app
Open